@media screen and (max-device-width:320px){
	header{
		width: 100%;
		height: 44px;
		margin: 0 auto;
		position: fixed;
		left:0px;
		top:0px;
		z-index: 999;
		opacity:1;
		background:#fff;
	}
	#header_search_box{
		width: 100%;
		height: 45px;
		background: rgba(100,161,49,1);
		margin: 0 auto;
		position: fixed;
		left: 0px;
		top: 0px;
		z-index: 999;
	}
	#header_search_box a{
		height: 100%;
		float :left;
	}
	#header_search_box #header_search_index{
		width: 10%;
		background:url('../images/2017-09-11_100521.gif') no-repeat
		10px;
	}
	#header_search_box #f_shopcar{
		width: 10%;
		background:url('../images/2017-09-11_151332.gif') no-repeat
		3px;
		float: right;
	}

	#header_search_box #span_myOrchard{
	    position: absolute;
	    left: 50%;
	    text-align: center;
	    margin-left: -100px;
	    width: 200px;
	    height: 34px;
	    margin-top: 5px;
	    font: 1.15em/34px 'microsoft yahei';
	    color: rgba(255,255,255,0.95);
	    overflow: hidden;
	}


	#sec_body{
		width: 100%;
		height: 700px;
		position: absolute;
		background: #F1F1F1;
		left:0px;
		top:45px;
		z-index: 998;
	}
	

}